This vegan-friendly gnocchi is very simple to make – and easy on the pocket too. Use baked potatoes or leftover mash which is a bit dried up.

This simple dish for one uses up tiny bits of leftover veg and cooked meat. It can even be stored in the fridge for lunch the next day.

We caught up with Ruth from The Edinburgh Fermentarium to get her top tips on fermenting this classic cabbage concoction – sauerkraut.